Phone must be rooted.
Step 1: On the Smartphone, Open Settings > Security > Device Administration > Unknown Sources (tick to enable it).
Step 2: DOWNLOAD and install Triangle Away (.apk).
Step 3: Launch Triangle Away and grant it superuser right.
Step 4: In Triangle Away, Tap on the Reset Flash Counter Button.
Step 5: A warning message pops up on the Screen. Simply ignore the message and Tap on the Continue button.
Step 6: The flash counter will be reset
To verify if Bin Counter was reset to normal or not, boot into Download Mode.
To boot into download mode: Switch Off the Smartphone, then Press Volume Down, Home Button and Power Button until you see the Yellow Triangle, then Press Volume Up to see the Counter Bin.